Cord and placenta arterial gas analysis: The accuracy of delayed sampling

Archives of Disease in Childhood: Fetal and Neonatal Edition

Volumn 92, Issue 4, 2007, Pages

  Lynn, Adrienne ^a,b   Beeby, Philip ^b,c  

^a ROYAL PRINCE ALFRED HOSPITAL   (Australia)

^b Hospital   (Australia)

^c UNIVERSITY OF SYDNEY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; ADULT; ARTERIAL OXYGEN TENSION; ARTICLE; BLOOD GAS ANALYSIS; BLOOD PH; BLOOD SAMPLING; CESAREAN SECTION; DELIVERY; ELECTIVE SURGERY; FEMALE; HIGH RISK PATIENT; HUMAN; MAJOR CLINICAL STUDY; NEWBORN; PLACENTA CIRCULATION; PRIORITY JOURNAL; ROOM TEMPERATURE; UMBILICAL CORD BLOOD; VAGINAL DELIVERY;

ACID-BASE EQUILIBRIUM; ADULT; ARTERIES; BLOOD GAS ANALYSIS; BLOOD SPECIMEN COLLECTION; CESAREAN SECTION; DELIVERY, OBSTETRIC; FEMALE; FETAL BLOOD; HUMANS; HYDROGEN-ION CONCENTRATION; INFANT, NEWBORN; PLACENTA; PROSPECTIVE STUDIES; TIME FACTORS;

EID: 34347329245     PISSN: 13592998     EISSN: 14682052     Source Type: Journal    
DOI: 10.1136/adc.2006.103358     Document Type: Article

References (22)

1. Sykes GS, Johnson P, Ashworth F, et al. Do apgar scores indicate asphyxia? Lancet 1982;1:494-496.
2. Thorp JA, Dildy GA, Yeomans ER, et al. Umbilical cord blood gas analysis at delivery. Am J Obstet Gynecol 1996;175:517-22.
3. Johnson JWC, Richards DS, Wagaman RA. The case for routine umbilical blood acid-base studies at delivery. Am J Obstet Gynecol 1990;162:621-625.
4. ACOG technical bulletin. Umbilical artery blood acid-base analysis. Number 216-November 1995 (replaces no. 127, April 1989). Int J Gynaecol Obstet 1996;52:305-10.
5. MacLennan A. International Cerebral Palsy Task Force. A template for defining a causal relation between acute intrapartum events and cerebral palsy: international consensus statement, BMJ 1999;319:1054-1059.
6. Lahra MM, Jeffery HE. A fetal response to chorioamnionitis is associated with early survival after preterm birth. Am J Obstet Gynecol 2004;190:147-51.
7. Victory R, Penava D, da Silva O, et al. Umbilical cord pH and base excess values in relation to adverse outcome events for infants delivering at term. Am J Obstet Gynecol 2004;191:2021-8.
8. Helwig JT, Parer JT, Kilpatrick SJ, et al. Umbilical cord acid-base state: What is normal? Am J Obstet Gynecol 1996;174: 1807-12.
9. 2, and bicarbonate following uncomplicated term vaginal deliveries. Am J Obstet Gynecol 1985;151:798-800.
10. Thorp JA, Sampson JE, Parisi VM, et al. Routine umbilical cord blood gas determinations? Am J Obstet Gynecol 1989;161:600-5.
11. Riley RJ, Johnson JWC. Collecting and analyzing cord blood gases. Clin Obstet Gynecol 1993;36:13-23.
12. 2: Effect of interval from delivery to determination. Am J Obstet Gynecol 1984;148:191-4.
13. Duerbeck NB, Chaffin DG, Seeds JW. A practical approach to umbilical artery pH and blood gas determinations. Obstet Gynecol 1992;79:959-962.
14. Sykes GS, Molloy PM. Effect of delays in collection or analysis on the results of umbilical cord blood measurements. Br J Obstet Gynaecol 1984;91:989-92.
15. Armstrong L, Stenson B. The effect of delayed sampling on umbilical cord arterial and venous lactate, and blood gases in clamped and undamped vessels. Arch Dis Child Fetal Neonatal Ed [serial online] April 2006. Available from http://fn.bmjjournals.com/cgi/content/abstract/adc.2005. 086744v1.
16. 2 in the newborn infant. J Perinat Med 1987;15:559- 63.
17. Pel M, Treffers PE. The reliability of the results of the umbilical cord pH. J Perinat Med 1983;11:169-74.
18. Owen P, Farrell TA, Steyn W. Umbilical cord blood gas analysis: a comparison of two simple methods of sample storage. Early Hum Dev 1995;42:67-71.
19. Nodwell A, Carmichael L, Ross M, et al. Placental compared with umbilical cord blood to assess fetal blood gas and acid-base status. Obstet Gynecol 2005;105:129-138.
20. Hilger JS, Holzman IR, Brown DR. Sequential changes in placental blood gases and pH during the hour following delivery. J Reprod Med 1981;26:305-307.
21. Siggaard Andersen O. Sampling and storing of blood for determination of acid-base status. Scandinav J Clin and Lab Investigation 1961;13:196-204.
22. Nhan VQ, de Bruyn HWA, Huisjes HJ. Umbilical blood gas analysis: I. Effect of storage of samples on outcome. Int J Gynaecol Obstet 1980;17:479-481.